Вы можете развернуть своё приложение FastAPI в <a href="https://fastapicloud.com" class="external-link" target="_blank">FastAPI Cloud</a> одной командой, присоединяйтесь к списку ожидания, если ещё не сделали этого. 🚀

## Вход { #login }

Убедитесь, что у вас уже есть аккаунт **FastAPI Cloud** (мы пригласили вас из списка ожидания 😉).

Затем выполните вход:

<div class="termy">

```console
$ fastapi login

from typing import Union

from fastapi import FastAPI
from pydantic import BaseModel

app = FastAPI()


class BaseItem(BaseModel):
    description: str
    type: str


class CarItem(BaseItem):
    type: str = "car"


class PlaneItem(BaseItem):
    type: str = "plane"
    size: int


items = {
    "item1": {"description": "All my friends drive a low rider", "type": "car"},
    "item2": {

### Compruébalo { #check-it }

Abre tu navegador en <a href="http://127.0.0.1:8000" class="external-link" target="_blank">http://127.0.0.1:8000</a>.

Verás el response JSON como:

```JSON
{"message": "Hello World"}
```

### Documentación interactiva de la API { #interactive-api-docs }

Ahora ve a <a href="http://127.0.0.1:8000/docs" class="external-link" target="_blank">http://127.0.0.1:8000/docs</a>.

    }

    @Override
    public <T> T lookup(Class<T> type, String name) {
        return null;
    }

    @Override
    public <T> Optional<T> lookupOptional(Class<T> type) {
        return Optional.empty();
    }

    @Override
    public <T> Optional<T> lookupOptional(Class<T> type, String name) {
        return Optional.empty();
    }

    @Override

 * and handles potential exceptions during parsing.
 * The class also includes inner classes for handling XML sitemap and sitemap index parsing.
 */
public class SitemapsHelper {
    private static final Logger logger = LogManager.getLogger(SitemapsHelper.class);

    /** The size of the preload buffer for checking file format. */
    protected int preloadSize = 512;

@NullUnmarked
public class EnumsBenchmark {

  @Param({"Small", "Medium", "Large"})
  String enumSize;

  @Param({"0.2", "0.8"})
  float hitRate;

  // We could avoid the raw type here by initializing this with a ternary (? SmallEnum.class : ...).
  // However, we end up needing a raw type in getIfPresent, as discussed there.
  @SuppressWarnings("rawtypes")
  private Class<? extends Enum> enumType;

import okhttp3.internal.threadName
import okio.AsyncTimeout
import okio.Timeout

/**
 * Bridge between OkHttp's application and network layers. This class exposes high-level application
 * layer primitives: connections, requests, responses, and streams.
 *
 * This class supports [asynchronous canceling][cancel]. This is intended to have the smallest

/**
 * Tests for {@link ImmutableRangeSet}.
 *
 * @author Louis Wasserman
 */
@GwtIncompatible // ImmutableRangeSet
@NullUnmarked
public class ImmutableRangeSetTest extends AbstractRangeSetTest {

  @AndroidIncompatible // test-suite builders
  static final class ImmutableRangeSetIntegerAsSetGenerator implements TestSetGenerator<Integer> {
    @Override
    public SampleElements<Integer> samples() {

import org.junit.jupiter.api.Test;

import jcifs.dcerpc.rpc.sid_t;
import jcifs.smb.SID;

class LsarSidArrayXTest {

    @Test
    void testConstructorWithJcifsSIDArrayAndUnwrap() {
        // Create mock SID objects
        SID mockSid1 = mock(SID.class);
        SID mockSid2 = mock(SID.class);

        // Mock the unwrap method to return a sid_t instance
        sid_t sidT1 = new sid_t();

from fastapi import FastAPI
from fastapi.responses import JSONResponse
from pydantic import BaseModel


class Item(BaseModel):
    id: str
    value: str


class Message(BaseModel):
    message: str


app = FastAPI()


@app.get("/items/{item_id}", response_model=Item, responses={404: {"model": Message}})
async def read_item(item_id: str):
    if item_id == "foo":